From c03d528f17586e307292d38dcc1bff7ce1d8d766 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Tue, 20 May 2014 16:17:20 -0400 Subject: aarch64: Use tpidr_el0 rather than __read_tp in librt --- sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h b/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h index fb37618e67..483d6fee7e 100644 --- a/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h +++ b/sysdeps/unix/sysv/linux/aarch64/nptl/sysdep-cancel.h @@ -113,17 +113,9 @@ extern int __local_multiple_threads attribute_hidden; header.multiple_threads) == 0, 1) # else # define SINGLE_THREAD_P(R) \ - stp x0, x30, [sp, -16]!; \ - cfi_adjust_cfa_offset (16); \ - cfi_rel_offset (x0, 0); \ - cfi_rel_offset (x30, 8); \ - bl __read_tp; \ - sub x0, x0, PTHREAD_SIZEOF; \ - ldr w##R, [x0, PTHREAD_MULTIPLE_THREADS_OFFSET]; \ - ldp x0, x30, [sp], 16; \ - cfi_restore (x0); \ - cfi_restore (x30); \ - cfi_adjust_cfa_offset (-16) + mrs x##R, tpidr_el0; \ + sub x##R, x##R, PTHREAD_SIZEOF; \ + ldr w##R, [x##R, PTHREAD_MULTIPLE_THREADS_OFFSET] # endif # endif -- cgit 1.4.1